... of design,processing and inspection. CHAIN WHEEL,Specifications:1) We produce ... for kartingMaterialsstainless steel,alloy steel,aluminum,copper. etcSurface treatmentgalcanizationanodizingsand blastingdull polishPHOSPHATIZINGPOM and otherspackingPoly ... for kartingmaterialsstainless steel,alloy steel,aluminum,copper. etcSurface treatmentgalcanizationanodizingsand blastingdull polishPHOSPHATIZINGPOM and ...